The nucleus and the ribosomes to synthesize protein synthesis.
Does this help?
<u><em></em></u>
<u><em>The glucose (sugar or plants food) is then converted back into carbon dioxide which is vital during photosynthesis. This therefore means that when stomata is blocked photosynthesis will stop because the CO₂ level will decline within the leaf, stopping the reactions that are light-independent.</em></u>
<u><em></em></u>
<em>~Hope this helps~</em>
<span>I think the right answer is A</span>
ATP is used in cellular activity in living organisms as a source of energy.